Bass: Prevent duplicate entries in addSelectSourceRequest

clearAllDataForSyncHandle has to be called for PENDING_SYNC_HANDLE
when onSyncEstablish fails, before calling addSelectSourceRequest,
to properly add it as it is a duplicate

Bug: 390189678
Flag: EXEMPT, day-to-day bugfix covered by unit tests
Test: atest BassClientServiceTest
Change-Id: I5314d4df720942e684b9037d0d3e58315acfbe07